Min received the endorsement of the California Democratic Party at its State Convention in February 2018 after a contentious floor fight where he barely received the necessary 60% of the vote.[16][17][16]

Min aired attack ads against two Democratic opponents, in one criticizing Katie Porter's ties to pro-women's group EMILY's List[18][19]AXIOS analyzed the first attack ad and concluded "Bottom line: Min's attack line doesn't hold water."[20] An analysis of the ads by The Intercept described the validity of their claims as "strange" and "between being somewhat legitimate and really shaky."[21]

Min has said there is a new "groundswell of political consciousness" nationally among Korean Americans, with people starting to feel comfortable enough to enter politics.[22]

Min has criticised Walters for living outside of the district and for refusing to hold public or in-person town halls.[3]